lt5554 Linear Technology Corporation, lt5554 Datasheet - Page 8

• Manufacturer Part Number: lt5554
• Description: Broadband Ultra Low Distortion 7-bit Digitally Controlled Vga
• Manufacturer: Linear Technology Corporation

LT5554
TYPICAL PERFORMANCE CHARACTERISTICS
ENB = 3V, MODE = 5V, STROBE = 3V, V
(R
16) P
8
OUT
–0.1
18.0
17.8
17.6
17.4
17.2
17.0
0.4
0.3
0.2
0.1
49
46
43
40
OUT
0
–40
= 50Ω) T
0
0
Two-Tone OIP3 vs Frequency at
Max Gain, Three Temperatures
Integral Gain Error vs
Attenuation at 50MHz
Maximum Gain vs Temperature
= 4dBm/tone (2V
–20
–40°C
25°C
85°C
–4
A
50
= 25°C. V
TEMPERATURE (°C)
0
FREQUENCY (MHz)
ATTENUATION (dB)
200MHz
100MHz
20
50MHz
100
–8
85°C
P-P
CC
–40°C
40
25°C
= 5V, V
into 50Ω), Δf = 200kHz, unless otherwise noted.
–12
150
60
CCO
5554 G07
5554 G10
5554 G13
IH
80
= 5V, ENB = 3V, MODE = 5V, STROBE = 3V, V
= 2.2V, V
–16
200
IL
–0.1
–16
–76
–79
–82
–85
–88
0.4
0.3
0.2
0.1
24
16
–8
= 0.6V (Test circuit shown in Figure 16), unless otherwise noted.
8
0
0
–35
0
0
Integral Gain Error vs
Attenuation at 100MHz
Two-Tone IMD3 vs Frequency at
Max Gain, Three Temperatures
P
OUT
70MHz
140MHz
200MHz
vs P
–25
–40°C
25°C
85°C
–4
50
IN
ATTENUATION (dB)
FREQUENCY (MHz)
at Maximum Gain
–15
PIN (dBm)
100
–8
–5
–40°C
85°C
25°C
–12
150
5
IH
(R
5554 G11
5554 G08
5554 G14
= 2.2V, V
OUT
–16
200
15
= 50Ω) T
IL
–0.1
–16
0.4
0.3
0.2
0.1
32
30
28
26
24
24
16
–8
= 0.6V (Test circuit shown in Figure
0
8
0
–35
A
0
0
Integral Gain Error vs
Attenuation at 200MHz
P
IIP3 vs Frequency at Max Gain,
Three Temperatures
OUT
= 25°C. V
vs P
70MHz
140MHz
200MHz
–40°C
25°C
85°C
–25
–4
50
IN
FREQUENCY (MHz)
ATTENUATION (dB)
CC
at G
–15
= 5V, V
PIN (dBm)
MAX
100
–8
–40°C
–5
– 3.875dB
85°C
CCO
25°C
–12
150
= 5V,
5
5554 G09
5554 G15
5554 G12
5554f
–16
200
15